lockfree: package matches file path

The Dotty IDE gets unhappy otherwise.

src/main/scala/lockfree/instrumentation/MockedMonitor.scala

@@ -1,4 +1,4 @@
-package instrumentation
+package lockfree.instrumentation
 
 trait MockedMonitor extends Monitor {
   def scheduler: Scheduler

src/main/scala/lockfree/instrumentation/Monitor.scala

@@ -1,4 +1,4 @@
-package instrumentation
+package lockfree.instrumentation
 
 class Dummy
 

src/main/scala/lockfree/instrumentation/SchedulableSortedList.scala

@@ -1,4 +1,4 @@
-package instrumentation
+package lockfree.instrumentation
 
 import scala.annotation.tailrec
 import lockfree._

src/main/scala/lockfree/instrumentation/Scheduler.scala

@@ -1,4 +1,4 @@
-package instrumentation
+package lockfree.instrumentation
 
 import java.util.concurrent._;
 import scala.concurrent.duration._

src/main/scala/lockfree/instrumentation/Stats.scala

@@ -1,5 +1,5 @@
 /* Copyright 2009-2015 EPFL, Lausanne */
-package instrumentation
+package lockfree.instrumentation
 
 import java.lang.management._
 

src/main/scala/lockfree/instrumentation/TestHelper.scala

@@ -1,4 +1,4 @@
-package instrumentation
+package lockfree.instrumentation
 
 import scala.util.Random
 import scala.collection.mutable.{Map => MutableMap}

src/main/scala/lockfree/instrumentation/TestUtils.scala

@@ -1,4 +1,4 @@
-package instrumentation
+package lockfree.instrumentation
 
 import scala.concurrent._
 import scala.concurrent.duration._